Local Calling Guide

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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-266 A Herndon VA WASHDCCZDS1  4772 XO VIRGINIA, LLC 236      
571-266 0 Herndon VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-12   
571-266 1 Herndon VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2011-06-12   
571-266 2 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2011-07-21   
571-266 3 Herndon VA WASHDCCZDS1  4772 XO VIRGINIA, LLC 236   2009-11-30   
571-266 4 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2009-11-30   
571-266 5 Herndon VA WASHDCCZDS1  4772 XO VIRGINIA, LLC 236   2008-10-11   
571-266 6 Herndon VA WASHDCCZDS1  4772 XO VIRGINIA, LLC 236   2008-10-11   
571-266 7 Herndon VA WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2008-10-10   
571-266 8 Herndon VA WASLDCRGDS0  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 236   2008-10-10   
571-266 9 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2008-09-05   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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